| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used were [vb pp] | 11 |
|
| 2 | had were [vb pp] | 10 |
|
| 3 | involved were [vb pp] | 7 |
|
| 4 | [vb past] were asked | 6 |
|
| 5 | [vb past] were taken | 5 |
|
| 6 | [vb past] were found | 5 |
|
